Question

3. While burning garbage heap Suman
observed that some substances catch fire at low
temperature while others at high temperature.
Minimum temperature at which a substance
starts burning is known as:
(a) Ignition temperature
(b) Boiling point
(c) Freezing point
(d) None of the above​

Answer 1

Answer:

is ignition

........

........

Answer 2

Answer:

The correct option is (a).

Explanation:

The temperature at which a substance starts burning or catches fire is called its ignition temperature. This temperature supplies the required amount of activation energy for ignition of a substance.

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